SMS Plus is a Sega Master System and Game Gear emulator for PlayStation Portable.

Changes:

– When switching games, latest save state will be automatically highlighted
– Rapid fire support – map any button to A or B autofire (’Controls’ tab). Change the rate of autofire in the ‘Options’ tab
– Snapshots are now saved to PSP’s PHOTO directory (/PSP/PHOTO), and can be viewed in PSP’s image viewer
– File selector snapshots – while browsing for games with the file selector, pause momentarily to display the first snapshot for the game

http://0xff.akop.org/2008/12/08/sms-plus-psp-version-125-released/